. >> of late bill gates has been the rodney dangerfield of silicon valley or seattle. he gets absolutely no respect but you give him plenty. he comes in at number four. why? >> this is where you talk about the spheres of power. here's somebody who is trying to cure world disease. in favourable terms of affecting millions of lives. he is 57 years old. he's the second richest man in the world. he has the most influential nonprofit in the world. and if you just look at who he is affecting, the agenda globally, bill gates actually has never been more powerful even though he has almost nothing to do with microsoft anymore. >> number 28, mark zuckerberg, took quite a tumble this year. >> he's way down just like facebook stock has taken a tumble but it's not as much the stock price as much as kind of the bloom is off the rose. preipo last year. he was in the top ten. it was the idea the entire world was going to communicate through facebook and the rough ipo and all the privacy concerns, i mean, you know, he's not -- he doesn't walk on water anymore and the ranking reflects t